Great Britain (Volunteers)

Thames and Medway

	two batteries of Kent Heavy Brigade, Royal Artillery (TA) │	one batterie of Essex Heavy Brigade, Royal Artillery (TA) │
1932:	Thames and Medway Heavy Brigade, Royal Artillery (TA)
	│
1938:	Thames and Medway Heavy Regiment, Royal Artillery (TA) │
1940:	516th (Thames and Medway) Coast Regiment, Royal Artillery │		517th (Thames and Medway) Coast Regiment, Royal Artillery │	518th (Thames and Medway) Coast Regiment, Royal Artillery │
1941:	│ │		│ │	disbanded
1944:	516th Garrison Regiment, Royal Artillery (Thames and Medway) │		│ │ │ │
1945:	614th Regiment, Royal Artillery (Thames and Medway) │		disbanded
1946:	suspended animation │
	Resurrection of the Territorial Army
	│
1947:	415th Coast Regiment, Royal Artillery (Thames and Medway) │
	│
1956:	Kent elements merged into 263d (6th London) Light Regiment Royal Artillery(TA)	Essex elements merged into 353rd (London) Medium Regiment Royal Artillery(TA)